PlaySudoku.us
Evil · Puzzle #834
3
8
1
6
6
4
5
8
8
5
3
7
8
2
3
1
9
6
4
5
1
2
1
9
3
Techniques used
- Hidden Single
- Naked Triple
- Pointing Pair
- Naked Single
- W-Wing
- Swordfish
- XY-Wing
- Forcing Chains
"Go confidently in the direction of your dreams. Live the life you have imagined." — Henry David Thoreau
"Go confidently in the direction of your dreams. Live the life you have imagined." — Henry David Thoreau
Sudoku was popularized worldwide by Wayne Gould, who spent 6 years writing a computer program to generate puzzles.
Sudoku was popularized worldwide by Wayne Gould, who spent 6 years writing a computer program to generate puzzles.